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likasuprun27
@likasuprun27
March 2022
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РАЗЛОЖИТЕ на множители
z³-121z
20t³-20t²+5t
z⁴-27zy³
t²-y²+2t-2y
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Alexandr130398
1) =z(z²-121)=z(z-11)(z+11)
2) =5t(4t²-4t+1)=5t(2t-1)²
3) =z⁴-27zy³=z(z³-(3y)³)=z(z-3y)(z²+3yz+9y²)
4) =(t-y)(t+y)+2(t-y)=(t-y)(t+y+2)
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Answers & Comments
2) =5t(4t²-4t+1)=5t(2t-1)²
3) =z⁴-27zy³=z(z³-(3y)³)=z(z-3y)(z²+3yz+9y²)
4) =(t-y)(t+y)+2(t-y)=(t-y)(t+y+2)